diff --git a/checks/backups/flake-module.nix b/checks/backups/flake-module.nix
index 58510a171..9ad4a1d37 100644
--- a/checks/backups/flake-module.nix
+++ b/checks/backups/flake-module.nix
@@ -42,7 +42,6 @@
 
         clan.core.networking.targetHost = "machine";
         networking.hostName = "machine";
-        nixpkgs.hostPlatform = "x86_64-linux";
 
         programs.ssh.knownHosts = {
           machine.hostNames = [ "machine" ];
@@ -173,10 +172,7 @@
       };
     in
     {
-      # Needs investigation on aarch64-linux
-      # vm-test-run-test-backups> qemu-kvm: No machine specified, and there is no default
-      # vm-test-run-test-backups> Use -machine help to list supported machines
-      checks = pkgs.lib.mkIf (pkgs.stdenv.isLinux && !pkgs.stdenv.isAarch64) {
+      checks = pkgs.lib.mkIf pkgs.stdenv.isLinux {
         test-backups = (import ../lib/container-test.nix) {
           name = "test-backups";
           nodes.machine = {
diff --git a/checks/flake-module.nix b/checks/flake-module.nix
index 0052d2e06..1c7dd42ab 100644
--- a/checks/flake-module.nix
+++ b/checks/flake-module.nix
@@ -50,7 +50,7 @@ in
           flakeOutputs =
             lib.mapAttrs' (
               name: config: lib.nameValuePair "nixos-${name}" config.config.system.build.toplevel
-            ) (lib.filterAttrs (n: _v: n != "test-install-machine-without-system") self.nixosConfigurations)
+            ) (lib.filterAttrs (n: _: !lib.hasPrefix "test-" n) self.nixosConfigurations)
             // lib.mapAttrs' (n: lib.nameValuePair "package-${n}") self'.packages
             // lib.mapAttrs' (n: lib.nameValuePair "devShell-${n}") self'.devShells
             // lib.mapAttrs' (name: config: lib.nameValuePair "home-manager-${name}" config.activation-script) (